Received: 22 January 2019
Accepted: 11 June 2019
First Online: 16 July 2019
Ethics approval and consent to participate
: This work received ethical approval from the Royal College of Surgeons in Ireland’s Ethics Committee (#REC 1362). Informed consent to participate in the study was obtained from each participant.
: The authors whose names are listed declare that they have no affiliations with or involvement in any organization or entity with any financial interest in this work and have no conflict of interest.